About the Number

251038242

251038241 ← → 251038243

2進数表記:1110111101101000101000100010

漢数字表記:二億五千百三万八千二百四十二

素因数分解:

2 1 × 3 2 × 7 1 × 13 1 × 153259 1

素因数の和:153287
約数の個数: 48
約数和(自身を含む): 669439680
約数和(自身を除く): 418401438

約数列:
[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 39, 42, 63, 78, 91, 117, 126, 182, 234, 273, 546, 819, 1638, 153259, 306518, 459777, 919554, 1072813, 1379331, 1992367, 2145626, 2758662, 3218439, 3984734, 5977101, 6436878, 9655317, 11954202, 13946569, 17931303, 19310634, 27893138, 35862606, 41839707, 83679414, 125519121, 251038242]

約数ペア:
[(1, 251038242), (2, 125519121), (3, 83679414), (6, 41839707), (7, 35862606), (9, 27893138), (13, 19310634), (14, 17931303), (18, 13946569), (21, 11954202), (26, 9655317), (39, 6436878), (42, 5977101), (63, 3984734), (78, 3218439), (91, 2758662), (117, 2145626), (126, 1992367), (182, 1379331), (234, 1072813), (273, 919554), (546, 459777), (819, 306518), (1638, 153259)]

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